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An electronics company entrusted the final inspection of its assembly line to an online automatic inspection device: par…
A certain automotive parts company installed an online visual inspection system last year: after stamping parts are off …
1. Comprehensive Certificates, Yet Inconsistent Judgments A manufacturing company was releasing a batch of aluminum die …
1. Introduction: Why a "Beautiful" Kappa Report Was Rejected by the Customer A certain electronics manufacturing company…
A manufacturing company was undergoing a customer process audit. The quality manager presented a stack of measurement sy…
1. A Vernier Caliper That "Can't See the Difference" A parts manufacturer was inspecting a shaft with a tolerance of 0.0…
1. GR&R Passed, but the Gauge Made Two Shifts into Rivals A certain electronics factory was inspecting the height of con…
1. A "Excellent" Report of 7.1%, Resulting in Six Months of Fake Data An automotive parts company supplies welded bracke…
1. Common Mistakes After Exceeding Limits %GR&R measures 32%, and the first reaction at the quality meeting is often: "T…
1. Introduction: The Same Product, Qualified in the Morning, Unqualified in the Afternoon A certain automotive parts com…
1. Introduction: The Most Contradictory Scene A leading product of an automotive parts company is the engine hydraulic v…
Abstract : Conventional AQL sampling plans allow for a certain number of nonconformities within a batch Ac≥1 , which inh…